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kicad/common/base_struct.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 1992-2011 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file base_struct.cpp
* @brief Implementation of EDA_ITEM base class for KiCad.
*/
#include <fctsys.h>
#include <trigo.h>
#include <common.h>
#include <macros.h>
#include <kicad_string.h>
#include <wxstruct.h>
#include <class_drawpanel.h>
#include <class_base_screen.h>
#include "../eeschema/dialogs/dialog_schematic_find.h"
enum textbox {
ID_TEXTBOX_LIST = 8010
};
EDA_ITEM::EDA_ITEM( EDA_ITEM* parent, KICAD_T idType )
{
InitVars();
m_StructType = idType;
m_Parent = parent;
}
EDA_ITEM::EDA_ITEM( KICAD_T idType )
{
InitVars();
m_StructType = idType;
}
EDA_ITEM::EDA_ITEM( const EDA_ITEM& base )
{
InitVars();
m_StructType = base.m_StructType;
m_Parent = base.m_Parent;
m_Son = base.m_Son;
m_Flags = base.m_Flags;
// A copy of an item cannot have the same time stamp as the original item.
SetTimeStamp( GetNewTimeStamp() );
m_Status = base.m_Status;
}
void EDA_ITEM::InitVars()
{
m_StructType = TYPE_NOT_INIT;
Pnext = NULL; // Linked list: Link (next struct)
Pback = NULL; // Linked list: Link (previous struct)
m_Parent = NULL; // Linked list: Link (parent struct)
m_Son = NULL; // Linked list: Link (son struct)
m_List = NULL; // I am not on any list yet
m_Image = NULL; // Link to an image copy for undelete or abort command
m_Flags = 0; // flags for editions and other
SetTimeStamp( 0 ); // Time stamp used for logical links
m_Status = 0;
m_forceVisible = false; // true to override the visibility setting of the item.
}
void EDA_ITEM::SetModified()
{
SetFlags( IS_CHANGED );
// If this a child object, then the parent modification state also needs to be set.
if( m_Parent )
m_Parent->SetModified();
}
EDA_ITEM* EDA_ITEM::Clone() const
{
wxCHECK_MSG( false, NULL, wxT( "Clone not implemented in derived class " ) + GetClass() +
wxT( ". Bad programmer!" ) );
}
SEARCH_RESULT EDA_ITEM::IterateForward( EDA_ITEM* listStart,
INSPECTOR* inspector,
const void* testData,
const KICAD_T scanTypes[] )
{
EDA_ITEM* p = listStart;
for( ; p; p = p->Pnext )
{
if( SEARCH_QUIT == p->Visit( inspector, testData, scanTypes ) )
return SEARCH_QUIT;
}
return SEARCH_CONTINUE;
}
// see base_struct.h
// many classes inherit this method, be careful:
SEARCH_RESULT EDA_ITEM::Visit( INSPECTOR* inspector, const void* testData,
const KICAD_T scanTypes[] )
{
KICAD_T stype;
#if 0 && defined(DEBUG)
std::cout << GetClass().mb_str() << ' ';
#endif
for( const KICAD_T* p = scanTypes; (stype = *p) != EOT; ++p )
{
// If caller wants to inspect my type
if( stype == Type() )
{
if( SEARCH_QUIT == inspector->Inspect( this, testData ) )
return SEARCH_QUIT;
break;
}
}
return SEARCH_CONTINUE;
}
wxString EDA_ITEM::GetSelectMenuText() const
{
wxFAIL_MSG( wxT( "GetSelectMenuText() was not overridden for schematic item type " ) +
GetClass() );
return wxString( wxT( "Undefined menu text for " ) + GetClass() );
}
bool EDA_ITEM::Matches( const wxString& aText, wxFindReplaceData& aSearchData )
{
wxString text = aText;
wxString searchText = aSearchData.GetFindString();
// Don't match if searching for replaceable item and the item doesn't support text replace.
if( (aSearchData.GetFlags() & FR_SEARCH_REPLACE) && !IsReplaceable() )
return false;
if( aSearchData.GetFlags() & wxFR_WHOLEWORD )
return aText.IsSameAs( searchText, aSearchData.GetFlags() & wxFR_MATCHCASE );
if( aSearchData.GetFlags() & FR_MATCH_WILDCARD )
{
if( aSearchData.GetFlags() & wxFR_MATCHCASE )
return text.Matches( searchText );
return text.MakeUpper().Matches( searchText.MakeUpper() );
}
if( aSearchData.GetFlags() & wxFR_MATCHCASE )
return aText.Find( searchText ) != wxNOT_FOUND;
return text.MakeUpper().Find( searchText.MakeUpper() ) != wxNOT_FOUND;
}
bool EDA_ITEM::Replace( wxFindReplaceData& aSearchData, wxString& aText )
{
wxCHECK_MSG( IsReplaceable(), false,
wxT( "Attempt to replace text in <" ) + GetClass() + wxT( "> item." ) );
return aText.Replace( aSearchData.GetFindString(),
aSearchData.GetReplaceString(), false ) != 0;
}
bool EDA_ITEM::operator<( const EDA_ITEM& aItem ) const
{
wxFAIL_MSG( wxString::Format( wxT( "Less than operator not defined for item type %s." ),
GetChars( GetClass() ) ) );
return false;
}
EDA_ITEM& EDA_ITEM::operator=( const EDA_ITEM& aItem )
{
if( &aItem != this )
{
m_Image = aItem.m_Image;
m_StructType = aItem.m_StructType;
m_Parent = aItem.m_Parent;
m_Son = aItem.m_Son;
m_Flags = aItem.m_Flags;
m_TimeStamp = aItem.m_TimeStamp;
m_Status = aItem.m_Status;
m_forceVisible = aItem.m_forceVisible;
}
return *this;
}
const BOX2I EDA_ITEM::ViewBBox() const
{
// Basic fallback
return BOX2I( VECTOR2I( GetBoundingBox().GetOrigin() ),
VECTOR2I( GetBoundingBox().GetSize() ) );
}
void EDA_ITEM::ViewGetLayers( int aLayers[], int& aCount ) const
{
// Basic fallback
aCount = 1;
aLayers[0] = 0;
}
#if defined(DEBUG)
// A function that should have been in wxWidgets
std::ostream& operator<<( std::ostream& out, const wxSize& size )
{
out << " width=\"" << size.GetWidth() << "\" height=\"" << size.GetHeight() << "\"";
return out;
}
// A function that should have been in wxWidgets
std::ostream& operator<<( std::ostream& out, const wxPoint& pt )
{
out << " x=\"" << pt.x << "\" y=\"" << pt.y << "\"";
return out;
}
void EDA_ITEM::ShowDummy( std::ostream& os ) const
{
// XML output:
wxString s = GetClass();
os << '<' << s.Lower().mb_str() << ">"
<< " Need ::Show() override for this class "
<< "</" << s.Lower().mb_str() << ">\n";
}
std::ostream& EDA_ITEM::NestedSpace( int nestLevel, std::ostream& os )
{
for( int i = 0; i<nestLevel; ++i )
os << " ";
// number of spaces here controls indent per nest level
return os;
}
#endif
/******************/
/* Class EDA_RECT */
/******************/
void EDA_RECT::Normalize()
{
if( m_Size.y < 0 )
{
m_Size.y = -m_Size.y;
m_Pos.y -= m_Size.y;
}
if( m_Size.x < 0 )
{
m_Size.x = -m_Size.x;
m_Pos.x -= m_Size.x;
}
}
void EDA_RECT::Move( const wxPoint& aMoveVector )
{
m_Pos += aMoveVector;
}
bool EDA_RECT::Contains( const wxPoint& aPoint ) const
{
wxPoint rel_pos = aPoint - m_Pos;
wxSize size = m_Size;
if( size.x < 0 )
{
size.x = -size.x;
rel_pos.x += size.x;
}
if( size.y < 0 )
{
size.y = -size.y;
rel_pos.y += size.y;
}
return (rel_pos.x >= 0) && (rel_pos.y >= 0) && ( rel_pos.y <= size.y) && ( rel_pos.x <= size.x);
}
/*
* return true if aRect is inside me (or on boundaries)
*/
bool EDA_RECT::Contains( const EDA_RECT& aRect ) const
{
return Contains( aRect.GetOrigin() ) && Contains( aRect.GetEnd() );
}
/* Intersects
* test for a common area between 2 rect.
* return true if at least a common point is found
*/
bool EDA_RECT::Intersects( const EDA_RECT& aRect ) const
{
// this logic taken from wxWidgets' geometry.cpp file:
bool rc;
EDA_RECT me(*this);
EDA_RECT rect(aRect);
me.Normalize(); // ensure size is >= 0
rect.Normalize(); // ensure size is >= 0
// calculate the left common area coordinate:
int left = std::max( me.m_Pos.x, rect.m_Pos.x );
// calculate the right common area coordinate:
int right = std::min( me.m_Pos.x + me.m_Size.x, rect.m_Pos.x + rect.m_Size.x );
// calculate the upper common area coordinate:
int top = std::max( me.m_Pos.y, aRect.m_Pos.y );
// calculate the lower common area coordinate:
int bottom = std::min( me.m_Pos.y + me.m_Size.y, rect.m_Pos.y + rect.m_Size.y );
// if a common area exists, it must have a positive (null accepted) size
if( left <= right && top <= bottom )
rc = true;
else
rc = false;
return rc;
}
EDA_RECT& EDA_RECT::Inflate( int aDelta )
{
Inflate( aDelta, aDelta );
return *this;
}
EDA_RECT& EDA_RECT::Inflate( wxCoord dx, wxCoord dy )
{
if( m_Size.x >= 0 )
{
if( m_Size.x < -2 * dx )
{
// Don't allow deflate to eat more width than we have,
m_Pos.x += m_Size.x / 2;
m_Size.x = 0;
}
else
{
// The inflate is valid.
m_Pos.x -= dx;
m_Size.x += 2 * dx;
}
}
else // size.x < 0:
{
if( m_Size.x > -2 * dx )
{
// Don't allow deflate to eat more width than we have,
m_Pos.x -= m_Size.x / 2;
m_Size.x = 0;
}
else
{
// The inflate is valid.
m_Pos.x += dx;
m_Size.x -= 2 * dx; // m_Size.x <0: inflate when dx > 0
}
}
if( m_Size.y >= 0 )
{
if( m_Size.y < -2 * dy )
{
// Don't allow deflate to eat more height than we have,
m_Pos.y += m_Size.y / 2;
m_Size.y = 0;
}
else
{
// The inflate is valid.
m_Pos.y -= dy;
m_Size.y += 2 * dy;
}
}
else // size.y < 0:
{
if( m_Size.y > 2 * dy )
{
// Don't allow deflate to eat more height than we have,
m_Pos.y -= m_Size.y / 2;
m_Size.y = 0;
}
else
{
// The inflate is valid.
m_Pos.y += dy;
m_Size.y -= 2 * dy; // m_Size.y <0: inflate when dy > 0
}
}
return *this;
}
void EDA_RECT::Merge( const EDA_RECT& aRect )
{
Normalize(); // ensure width and height >= 0
EDA_RECT rect = aRect;
rect.Normalize(); // ensure width and height >= 0
wxPoint end = GetEnd();
wxPoint rect_end = rect.GetEnd();
// Change origin and size in order to contain the given rect
m_Pos.x = std::min( m_Pos.x, rect.m_Pos.x );
m_Pos.y = std::min( m_Pos.y, rect.m_Pos.y );
end.x = std::max( end.x, rect_end.x );
end.y = std::max( end.y, rect_end.y );
SetEnd( end );
}
void EDA_RECT::Merge( const wxPoint& aPoint )
{
Normalize(); // ensure width and height >= 0
wxPoint end = GetEnd();
// Change origin and size in order to contain the given rect
m_Pos.x = std::min( m_Pos.x, aPoint.x );
m_Pos.y = std::min( m_Pos.y, aPoint.y );
end.x = std::max( end.x, aPoint.x );
end.y = std::max( end.y, aPoint.y );
SetEnd( end );
}
double EDA_RECT::GetArea() const
{
return (double) GetWidth() * (double) GetHeight();
}
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